DataVault

Decentralized Data Marketplace on 0G Storage.

Buy and sell datasets for AI training, analytics, and research. Data is stored on 0G decentralized storage, ensuring availability, integrity, and censorship resistance.

Features

• Browse datasets - Filter by category (Finance, Blockchain, NLP, Vision, Audio, Healthcare)
• Search - Full-text search across names and descriptions
• Dataset detail pages - File count, size, format, rating, tags, license
• Sell data - List your datasets with pricing and metadata
• Buy access - One-time purchase or monthly subscription
• Smart contract - On-chain payments with 5% marketplace fee
• Reviews & ratings - Community-driven quality signals

Quick Start

git clone https://github.com/alexandre-mrt/datavault.git
cd datavault
cp .env.example .env
bun install
mkdir -p data
bun run dev

Open http://localhost:3000 - comes pre-seeded with demo datasets.

Smart Contract

DataMarketplace.sol:

• listDataset() - List a dataset with root hash and pricing
• purchase() - Buy perpetual access (5% fee)
• subscribe() - Monthly subscription access
• hasAccess() - Check if user has access

Deploy to 0G:

• Testnet: https://evmrpc-testnet.0g.ai | Chain ID 16602
• Mainnet: https://evmrpc.0g.ai | Chain ID 16661

API

Method	Endpoint	Description
GET	/api/datasets	List datasets (paginated, filterable)
GET	/api/datasets/search?q=	Search datasets
GET	/api/datasets/:id	Dataset details
POST	/api/datasets	List new dataset
GET	/api/stats	Marketplace statistics

Revenue Model

• 5% marketplace fee on every dataset purchase/subscription
• Featured listings ($25/week for homepage promotion)
• API access ($49/mo for programmatic marketplace access)

Part of the 0G Ecosystem

• ZeroStore - Storage Gateway API
• 0G Agent Kit - AI Agent SDK
• ZeroDrop - File Sharing
• AgentBazaar - AI Agent Marketplace

License

MIT